16 week of pregnancy

Future kid on the 16th week of pregnancy is 14 weeks old from the moment of fertilization, or 4 full lunar months.

Changes of a fruit

The fruit size on the 16th week of pregnancy from a darkness to a tailbone makes 11 cm, it weighs already 100 - 120.

The lower part of a trunk and leg of future baby continue to increase, length of legs already exceeds handles. The movements of a fruit become more various, it can hold a neck directly, turn the head in different directions.

In the "training" mode many bodies of a digestive tract function:

• Stomach;
• Liver;
• Intestines;
• Biliary tract.

By 16 weeks of pregnancy at a fruit the constant composition of blood was created. Formation of blood cells to this term happened in a liver, skin or a vitellicle, and from 16th week of pregnancy function of a hemopoiesis is undertaken by red marrow of a fruit. He is located in spongy bones and is responsible for formation of blood cells throughout all life. Besides, in blood serum of a fruit there were specific proteins which together with antigens of erythrocytes create group accessory of blood.

Erythrocytes (red blood cells) of a fruit on the 16th week of pregnancy contain so-called fetalis hemoglobin. It differs from usual hemoglobin of adults in what connects better and more molecule of oxygen, allowing blood of a fruit it is more effective to carry out supply of fabrics with oxygen. After the birth this hemoglobin within the first months collapses, giving way to "adult" hemoglobin which first molecules are synthesized just in 16 weeks of pregnancy.

Performing ultrasonography on the 16th week of pregnancy allows to define a sex of future kid, his external genitals to this term are usually created on men's or female type.

Allocation on the 16th week of pregnancy by a hypophysis of a fruit of hormones coordinates harmonious work of internals and a nervous system even more. Actively nervous cells in a brain grow and breed.

Changes in the woman's organism on the 16th week of pregnancy

The stomach on the 16th week of pregnancy continues to increase in a circle, under clothes will not hide it any more. Thin women put on weight slightly more, than full, but the general rule for all – the increase normal should not exceed 1 – 1,5 kg a month at the rate on all duration of gestation. The general increase of weight on the 16th week of pregnancy makes about 2,5 kg.

Normal the woman should not feel any unpleasant feelings therefore pains on the 16th week of pregnancy have to guard very strongly. In combination with bloody allocations on the 16th week of pregnancy they can be an interruption threat sign.

Because of increase in the sizes of a body, in particular, of the growing stomach, skin in hips, breasts, a stomach stretches that is subjectively shown by feeling of an itch in these parts. As fibers in connecting tissue of skin stretch, some pregnant women in these parts have white or pink striya – narrow strips extensions.

On nipples on the 16th week of pregnancy there can be bugorochka, and on breast skin bluish veins act as a reticulum.

On the 16th week of pregnancy many multipara women for the first time feel stirs of the child in a stomach. They describe them as gentle contacts, slightly notable ticklish movements or silent gurgle. Women who should give birth to the child for the first time will feel stirs of a fruit not earlier than 20 weeks.

Inspection on the 16th week of pregnancy

During the planned visit to the obstetrician-gynecologist of the pregnant woman measure the arterial pressure, weight, a circle of a stomach and height of standing of an uterine fundus. Before visit of the doctor the woman hands over urine on the general analysis that already with its result to get on reception.

Special tubule the doctor listens heartbeat of a fruit. Ultrasonography on the 16th week of pregnancy in a planned order is not carried out.

If the woman notices allocations on the 16th week of pregnancy from a genital tract in the form of white curdled weight, then it is necessary to exclude candidiasis which quite often arises during pregnancy. For confirmation or a denial of the diagnosis it is possible to take a smear from a vagina on flora.